<template>
  <div>
    <header class="header">
      <!-- 头部的第一行 -->
      <div class="top">
        <div class="container">
          <div class="loginList">
            <p>尚品汇欢迎您！</p>
            <!-- 没有用户名 未登录 -->
            <p v-if="!userName">
              <span>请</span>
              <router-link to="/login">登录</router-link>
              <router-link to="/register" class="register">免费注册</router-link>
            </p>
            <!-- 登陆了 -->
            <p v-else>
              <a>{{ userName }}</a>
              <a class="register" @click="userLginOut">退出登录</a>
            </p>
          </div>
          <div class="typeList">
            <router-link to="/center">我的订单</router-link>
            <router-link to="/shopcart">我的购物车</router-link>
            <a href="###">我的尚品汇</a>
            <a href="###">尚品汇会员</a>
            <a href="###">企业采购</a>
            <a href="###">关注尚品汇</a>
            <a href="###">合作招商</a>
            <a href="###">商家后台</a>
          </div>
        </div>
      </div>
      <!--头部第二行 搜索区域-->
      <div class="bottom">
        <h1 class="logoArea">
          <router-link to="/home" class="logo" title="尚品汇">
            <img src="./images/logo.png" alt="">
          </router-link>
        </h1>
        <div class="searchArea">
          <form action="###" class="searchForm">
            <input type="text" id="autocomplete" class="input-error input-xxlarge" v-model="keyword" />
            <button class="sui-btn btn-xlarge btn-danger" type="button" @click="goSearch">搜索</button>
          </form>
        </div>
      </div>
    </header>
  </div>
</template>

<script>
export default {
  name: 'Header',

  data() {
    return {
      keyword: ''
    };
  },

  mounted() {
    // 通知全局事件总线清除关键字
    this.$bus.$on("clear", () => {
      this.keyword = ""
    })
  },
  computed: {
    // 用户名信息
    userName() {
      return this.$store.state.user.userInfo.name
    }
  },
  methods: {
    // 搜索按钮的回调函数，点击按钮会向/search跳转
    goSearch() {
      //路由跳转传参
      // 第一种：字符串形式
      // this.$router.push('/search/'+this.keyword+"?k="+this.keyword.toLocaleUpperCase())
      // 第二种：模板字符串
      // this.$router.push(`/search/${this.keyword}?k=${this.keyword.toLocaleUpperCase()}`)
      // 第三种：对象  需要现在路由处配置 name：" "
      if (this.$route.query) {
        let loction = { name: "search", params: { keyword: this.keyword || undefined } }
        loction.query = this.$route.query
        this.$router.push(loction)
      }

      // this.$router.push({name:"search",
      //   params:{keyword:this.keyword},
      //   // query:{k:this.keyword.toLocaleUpperCase()}
      // })
      // console.log(this.$router.push);
    },
    // 点击 退出登录 回调函数
    async userLginOut() {
      try {
        // 登陆成功
        await this.$store.dispatch('userLginOut')
         // 如果登陆成功 跳转回首页
         this.$router.push('/home')


      } catch (error) {

      }
    }
  },
};
</script>
s
<style lang="less" scoped>
.header {
  &>.top {
    background-color: #eaeaea;
    height: 30px;
    line-height: 30px;

    .container {
      width: 1200px;
      margin: 0 auto;
      overflow: hidden;

      .loginList {
        float: left;

        p {
          float: left;
          margin-right: 10px;

          .register {
            border-left: 1px solid #b3aeae;
            padding: 0 5px;
            margin-left: 5px;
          }
        }
      }

      .typeList {
        float: right;

        a {
          padding: 0 10px;

          &+a {
            border-left: 1px solid #b3aeae;
          }
        }

      }

    }
  }

  &>.bottom {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;

    .logoArea {
      float: left;

      .logo {
        img {
          width: 175px;
          margin: 25px 45px;
        }
      }
    }

    .searchArea {
      float: right;
      margin-top: 35px;

      .searchForm {
        overflow: hidden;

        input {
          box-sizing: border-box;
          width: 490px;
          height: 32px;
          padding: 0px 4px;
          border: 2px solid #ea4a36;
          float: left;

          &:focus {
            outline: none;
          }
        }

        button {
          height: 32px;
          width: 68px;
          background-color: #ea4a36;
          border: none;
          color: #fff;
          float: left;
          cursor: pointer;

          &:focus {
            outline: none;
          }
        }
      }
    }
  }
}
</style>